Book Description. Radar Expert, Esteemed Author Gregory L. Charvat on CNN and CBS. Author Gregory L. Charvat appeared on CNN on March 17, 2014 to discuss whether Malaysia Airlines Flight 370 might have literally flown below the radar. He appeared again on CNN on March 20, 2014 to explain the basics of radar, and he explored the hope and limitations of the technology involved in the search for. An aftermarket multi-function automotive diagnostic scan tool. (Image: Snap-On) Calibrating ADAS sensors is a precision process that is frequently complex and time consuming. Some sensors can be calibrated in a repair shop, others require that a vehicle be driven, and many sensors call for both procedures. Get Market Research Report like Global Automotive Radar Market, Industry Research Report, Trend, Forecast, Growth and Revenue by Ken Research.